1 /**
2 * Copyright 2020-2021 Huawei Technologies Co., Ltd
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 #include "minddata/dataset/kernels/ir/vision/normalize_ir.h"
17
18 #include "minddata/dataset/kernels/image/normalize_op.h"
19
20 #include "minddata/dataset/kernels/ir/validators.h"
21
22 namespace mindspore {
23 namespace dataset {
24 namespace vision {
25 // NormalizeOperation
NormalizeOperation(const std::vector<float> & mean,const std::vector<float> & std)26 NormalizeOperation::NormalizeOperation(const std::vector<float> &mean, const std::vector<float> &std)
27 : mean_(mean), std_(std) {}
28
29 NormalizeOperation::~NormalizeOperation() = default;
30
Name() const31 std::string NormalizeOperation::Name() const { return kNormalizeOperation; }
32
ValidateParams()33 Status NormalizeOperation::ValidateParams() {
34 RETURN_IF_NOT_OK(ValidateVectorMeanStd("Normalize", mean_, std_));
35 return Status::OK();
36 }
37
Build()38 std::shared_ptr<TensorOp> NormalizeOperation::Build() { return std::make_shared<NormalizeOp>(mean_, std_); }
39
to_json(nlohmann::json * out_json)40 Status NormalizeOperation::to_json(nlohmann::json *out_json) {
41 nlohmann::json args;
42 args["mean"] = mean_;
43 args["std"] = std_;
44 *out_json = args;
45 return Status::OK();
46 }
47
from_json(nlohmann::json op_params,std::shared_ptr<TensorOperation> * operation)48 Status NormalizeOperation::from_json(nlohmann::json op_params, std::shared_ptr<TensorOperation> *operation) {
49 CHECK_FAIL_RETURN_UNEXPECTED(op_params.find("mean") != op_params.end(), "Fail to find mean");
50 CHECK_FAIL_RETURN_UNEXPECTED(op_params.find("std") != op_params.end(), "Fail to find std");
51 std::vector<float> mean = op_params["mean"];
52 std::vector<float> std = op_params["std"];
53 *operation = std::make_shared<vision::NormalizeOperation>(mean, std);
54 return Status::OK();
55 }
56 } // namespace vision
57 } // namespace dataset
58 } // namespace mindspore
59